Datasheet

DC and AC parameters STCN75
28/36 Doc ID 13307 Rev 9
Table 12. DC and AC characteristics
Sym Description Test condition
(1)
1. Valid for ambient operating temperature: T
A
= –55 to 125 °C; V
DD
= 2.7 V to 5.5 V (except where noted).
Min Typ
(2)
2. Typical numbers taken at V
DD
= 3.0 V, T
A
= 25 °C.
Max Unit
V
DD
Supply voltage
T
A
= –55 to +125
°C
2.7 5.5 V
I
DD
V
DD
supply current, active
temperature conversions
V
DD
= 3.3 V 125 150 µA
V
DD
supply current,
communication only
T
A
= 25 °C 70 100 µA
I
DD1
Shutdown mode supply
current, serial port inactive
T
A
= 25 °C 1.0 µA
Accuracy for
corresponding range 2.7 V
≤ V
DD
≤ 5.5 V
–25 °C < T
A
< 100 ±0.5 ±2.0 °C
–55 °C < T
A
< 125 ±0.5 ±3.0 °C
Resolution
9-bit
temperature data
0.5 °C/LSB
9bits
t
CONV
Conversion time 9 45 85 ms
T
OS
Overtemperature shutdown Default value 80 °C
T
HYS
Hysteresis Default value 75 °C
V
OL1
OS/INT saturation voltage
(V
DD
= 5 V)
4 mA sink current 0.5 V
V
IH
Input logic high
Digital pins
(SCL, SDA, A2-A0)
0.7 x V
DD
V
DD
+ 0.5
V
V
IL
Input logic low Digital pins –0.45
0.3 x V
DD
V
V
OL2
Output logic low (SDA) I
OL
= 3 mA 0.4 V
CIN Capacitance 5 pF
I
OL
SDA output low current 6 mA